Good food, good sleep, no exercise. That's ________ he gained weight.
— I ______ down to the shops. Could I get you anything? — No, thanks. I’ll do e-shopping.
I only planned to be there for a few days, but I actually ______ staying for a whole month.
Jim had just stepped out of the bathroom and was busy drying himself with a towel ______ he heard the steps.
The Voice of China has provided a big stage for young people with a talent for music, _____ some of them have stood out among others.
The island is ______ attractive in spring and autumn because of the pleasant weather in both seasons.